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Yun, Jin‐,Mun,Yeo, Jun‐,Seok,Kim, Juhwan,Jeong, Hyung‐,Gu,Kim, Dong‐,Yu,Noh, Yong‐,Jin,Kim, Seok‐,Soon,Ku, Bon‐,Cheol,Na, Seok‐,In WILEY‐VCH Verlag 2011 Advanced Materials Vol.23 No.42
<P>Solution‐processable reduced graphene oxide as a hole‐transporting layer for highly efficient and stable organic solar cells is reported on page 4923 by Dong‐Yu Kim, Seok‐In Na, and co‐workers. Introduction of a newly reduced graphene oxide by simple solution processing into solar cells dramatically raises the cell efficiency and cell life‐time. The results will allow full use of chemically reduced graphene and will advance the realization of carbon‐based printable optoelectronic devices. </P>
소중합 디엔체인 1,3-dithiole-2,4,5-trithione의 Diels-Alder 형태의 [2+4] 고리화 첨가 반응에 관한 연구
노동윤,이하진,김영윤 서울여자대학교 자연과학연구소 1997 자연과학연구논문집 Vol.8 No.-
A Diels-Alder type [2+4] cycloaddition reaction of oligomeric diene (1,3-dithiole-2,4,5-trithione : (C3S5)n) with dienophiles containing warious functional groups was studied. Extended multisulfur system was achieved via [2+4] cycloaddition of TTF(1). Quinone(4), dienophiles containing cyanyl group(5-7), triple bond(14-17) and conjugated double bonds (25,26), however, failed to form cycloadducts with (C3S5)n. the reaction of (C3S5)n with dienophiles containing electron withdrawing groups such as -Co2CH3(18), phenyl(19-24), ferrocenyl(27,28), pyridyl(29,32) group was readily achieved. In case of asymmetrical dienophiles such as 19, 27, 29 and 30, the electron withdrawing ability was more efficient than symmetric dienophiles. Dienophiles of 4-vinyl pyridine group(30,32) were more reactive than that of 2-vinyl pyridine group(29,31). This reaction also could be carried out by photoreaction as well as direct thermal reaction. Eventhaugh we observed no reaction between 6 and (C3S5)n by direct thermal method, it yielded some cycloadduct via photoreaction even in very low yield. The cycloadducts, EDT-DTT derivatives, were converted to EDT-DTO derivatives using Hg(OAc)2 in CHCI3. The EDT-DTT(O) DERIVATIVES can be good can-didates as precursors to organic electronic materials.
주교진,박신애,노동윤 서울여자대학교 자연과학연구소 2012 자연과학연구논문집 Vol.24 No.-
Using optically-active 2,2'-bis(diphenylphosphino)-1,1'-binaphthyl (BINAP) as a P-donor, heteroleptic Pt(Ⅱ) compounds (R)-/(S)-(BINAP)Pt(TFBT)2 (H(TFBT) = 2,3,5,6-tetrafluorobenzenethiol) are prepared from (R)-/(S)-(BINAP) and (COD)PtCl2 via (R)-/(S)-(BINAP)PtCl2. These Pt(Ⅱ) compounds are characterized by FT-IR and 1H NMR spectroscopic analyses. It is noted that the arylmonothiolate ligand (TFBT) is labile in solution due to the lack of chelate effect.
유기전자물질의 전구체인 (±)-4,5-phenylethylenedithio-1,3-dithiole-2-thione의 새로운 합성법과 그 이용
노동윤,이하진 서울여자대학교 자연과학연구소 1995 자연과학연구논문집 Vol.6 No.-
A precursor to organic electronic materials, (±)-4,5-phenylethylenedithio-1,3-dithiole-2-thione, was synthesized by the direct thermal reaction of loigomeric 1,3-dithiole-2,4,5-trithione, which was easily prepared by iodine oxidation of (TBA)_2[Zn(dmit)_2] in acetone, and styrene. This reaction is proceeded via [2+4] cycloaddition between oligomeric diene and styrene as a dienophile. Compared with the salt elimination method reported already, this new pathway saves more than one reaction step and deals with relatively inert material, 1,3-dithiole-2,4,5-trithione, to moisture and common organic solvents. It is also revealed that this compound can be used as a ligand of metal coordinated complex such as Ni(phdt)_2.
주교진,전소희,노동윤 서울여자대학교 자연과학연구소 2013 자연과학연구논문집 Vol.25 No.-
The morphology change of silver nano-structures has been investigated by changing reagent concentrations, the speed of a magnetic bar, reaction temperature, and reaction time in the polyol process which were carried out in ethylene glycol solutions containing AgNO3 as a metal source and PVP (polyvinylpyrolidone) as a capping agent. Under optimized reactions, silver nanowires or nanocubes were obtained as a major product, and their morphology and composition were identified by FE-SEM and EDX analyses, respectively.
노동윤,이하진,서은미 서울여자대학교 자연과학연구소 1999 자연과학연구논문집 Vol.11 No.-
백금과 철이 포함되는 새로운 이핵 다금속 화합물인 (dppf) Pt (deydt), (dppf) Pt (ebmdt)와 (dppf) Pt (bmddt)를 합성하여 IR, UV, 고분해능 FAB 질량분석, x-선 구조분석, 순환 전압-전류법으로 분석하였다. (dppf)Pt(ebmdt)와 (dppf)Pt(bmddt)의 순환 전압-전류법 분석결과 리간드의 가역적인 산화가 먼저 일어난 후 약 1.4 V에서 가역적인 〔(dppf)Pt〕^2+의 산화가 관측되었다. 그러나 (dppf)Pt(deydt) 화합물의 경우 1. 25 V에서 가역적인 〔(dppf)Pt〕^2+의 산화가 일어난 후 1. 45 V에서 리간드의 분해로 예상되는 비가역성 산화 피이크가 관찰되었다. (dppf)Pt(deydt) 화합물의 x-선 구조분석을 185 K의 저온에서 수행하였음에도 말단의 두 -COOCH_2CH_3 기 가운데 하나가 심하게 disorder되어 있는 것으로 분석되었다. New platinum(Ⅱ) complexes, (dppf)Pt(deydt), (dppf)Pt(ebmdt) and (dppf)Pt(bmddt)(dppf: 1,1'-bis(diphenylphosphino) ferrocene; deydt: diethylester ylidenedithiolate; ebindt: 1,2-ethylenebis(methylester)-1,2-dithiolate; bmddt:5,6-bis(methylester)-1,4-dithiin-2,3-dithiolate) were synthesized and analyzed by FT-IR, UV-vis, high-resolution FAB Mass, SEM and cyclic voltammetry. Single crystal of (dppf)Pt(deydt)·(CH_3OH) was grown in dichloromethane/methanol, the molecular structure of which was clucidated by x~ray structure analysis. Crystal data at 185±2 K are a=10.6290(4), b=23.3624(10), c=17.5956(7) Å, β=105.8930(10)°, P2(1)/c, V=4202.3(3) Å^3, Z=5, R=0.0819 and wR=0.1988. According to the cyclic voltammetry, ligand oxidation occurred at lower potential than that of [(dppf)Pt]^2 for (dppf)Pt(ebmdt) and (dppf)Pt(bmddt), however, [(dppf)Pt]^2 oxidation was followed by the ligand decomposition for (dppf)Pt(deydt) complex.
노동윤,이하진,김영윤 서울여자대학교 자연과학연구소 1997 자연과학연구논문집 Vol.9 No.-
The new 1,3-dithiole-2-thione compound fused with diphenyl-containing ?? was synthesized by an unusual reaction of Lawesson's reagent ?? with 1,8-diketone and identified with FT-lR, El-MS and ^l3C-NMR. The reaction of Lawesson's reagent and diketone compounds gives different results depending on the property of functional group at a-position of ketone. This method can be developed as a new synthetic method of multisulfur compound which may be utilized as a precursor of organic conductors. Compound ?? will be a good candidate for the precursor of new TTF derivatives, too.
노동일,박창진 慶北大學校 社會科學大學 1997 社會科學 Vol.9 No.1
본 논문은 한국사회에서 해결해야 할 심각한 문제 중의 하나로 지적되고 있는 지역간의 갈등현상에 대해 정의되고 있는 다양한 용어들에 대한 비판적 검토를 통해 가장 합리적인 용어를 선택 사용 하는데 그 목적이 잇다. 즉 한국사회에서 나타나고 있는 지역간의 갈등 현상을 각종 선거결과를 중심으로 그 실태를 확인하고, 이를 바탕으로 지역주의와 유사하게 사용되고 있는 다양한 용어들(지역감정, 지역갈등, 지역패권주의, 지역주의)에 대해 비판적으로 살펴봄으로써 용어의 합리적 선택에 일조하고, 이를 통해 한국사회에서 나타나고 있는 지역주의를 극복하는데 기여하고자 한다. The purpose of this thesis is to select and use rational terms on concept of regionalism after investigating diverse terms describing regional conflict phenomenon indicated as one of serious problems to be solved in the korean society. Namely after confirming an actual phenomenon of regional conflict by result of election, on its basis, with looking into diverse terms(regional emotion, regional conflict, regional hegemony, regionalism) used similarly as regionalism, to help rational choice of these terms, consequently, to contribute to overcoming regionalism like this is the intention of this thesis.
중금속-단백질 결합을 모방한 모델화합물의 합성 및 확인
이하진,노동윤 서울여자대학교 자연과학연구소 2000 자연과학연구논문집 Vol.12 No.-
The chemistry of mercury has attracted considerable interest due to its unique coordination mode and high toxicity to living systems. Mercurials exhibit an high affinity for organic thiol-containing compounds. Therefore, an investigation on the coordination chemistry of mercury with donor ligands is important to reveal a biological function of mercury in a body and to study a detoxification of heavy metals such as zinc, cadmium and lead as more extensive work. Mononuclear mercury(II) -thiolate complexes with three monothiolate ligands were reported as a model complex of Hg(II) - MerR. In this paper, we report the synthesis of mercury(II) complexes with multisulfur ligand such as dphdt, phdt, dddt and i-mnt and investigate their structural properties through FT-IR spectroscopy as well as the solution chemistry by UV/vis, 1H-NMR spectroscopy. This can be expected to be a model compound for heavy metal receptor site in the Hg-MerR metalloregulatory protein.